control, for parking, for what have you. and we have about 2,000 individuals from law enforcement agencies, all over of this side of the united states. they try to get people to come close because they can drive in. so those are the numbers. now, what are they going to be doing? certainly trying to keep the crowd safe. but it's also important to say the authorities here are expecting the crowd to be about one-third to one-half the size of the crowd when president obama was naug rainaugurated th time. the trick is to try to stay invisible and not make it look like a police state. we know both at the republican and democratic national conventions there were so many security personnel, they kind of overwhelmed the place and it was perhaps a little too much, not just for the locals but also for the national audience. >> joe johns, thanks very much. >> thank you so much, joe. it's not just inauguration weekend, it's also the martin luther king holiday weekend. to mark that, thousands of people are taking part in a national day of service today. including the first family, obamas helped fix up a